188390225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{613}}^1\times {\mathrm{647}}^1$

素因数の和:1289

約数の個数: 24

約数和(自身を含む): 246680640

約数和(自身を除く): 58290415

約数列:

[1, 5, 19, 25, 95, 475, 613, 647, 3065, 3235, 11647, 12293, 15325, 16175, 58235, 61465, 291175, 307325, 396611, 1983055, 7535609, 9915275, 37678045, 188390225]

約数ペア:

[(1, 188390225), (5, 37678045), (19, 9915275), (25, 7535609), (95, 1983055), (475, 396611), (613, 307325), (647, 291175), (3065, 61465), (3235, 58235), (11647, 16175), (12293, 15325)]